🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.51 AU - 0.59 AU

Year: 143 Days

Day: 17.9 Hours

Environment

Temp: 184 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,373,057 km

• M1: 43,383 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.67 AU - 0.73 AU

Year: 206 Days

Day: 14.4 Hours

Environment

Temp: 158 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 86,373,057 km

• M1: 43,533 km (0.11 R)
• M2: 429,495 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.82 AU - 0.9 AU

Year: 280 Days

Day: 16.5 Hours

Environment

Temp: 167 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,373,057 km

• M1: 210,933 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.92 AU - 1.08 AU

Year: 351 Days

Day: 13.1 Hours

Environment

Temp: 137 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 86,373,057 km

• M1: 52,210 km (0.084 R)
• M2: 150,944 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.17 AU - 1.71 AU

Year: 607 Days

Day: 17.6 Hours

Environment

Temp: -7 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.82 AU - 2.9 AU

Year: 1700 Days

Day: 31.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.95 AU - 4.71 AU

Year: 3167 Days

Day: 21.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.3

Radius: 7.8

Gravity: 9.29 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 13.54 AU - 17.92 AU

Year: 21927 Days

Day: 24.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 86,373,057 km

• M1: 97,388 km (0.085 R)
• M2: 524,490 km (0.047 R)
• M3: 892,950 km (0.036 R)
• M4: 1,157,888 km (0.113 R)
• M5: 2,184,428 km (0.081 R)
• M6: 2,557,076 km (0.101 R)
• M7: 4,125,610 km (0.092 R)
• M8: 4,455,623 km (0.113 R)
• M9: 4,983,703 km (0.076 R)
• M10: 6,508,854 km (0.078 R)
• M11: 7,915,223 km (0.12 R)
• M12: 8,426,100 km (0.058 R)
• M13: 8,742,948 km (0.103 R)
• M14: 11,443,788 km (0.098 R)
• M15: 13,765,846 km (0.061 R)
• M16: 14,280,314 km (0.102 R)
• M17: 16,385,006 km (0.115 R)
• M18: 16,713,523 km (0.067 R)
• M19: 19,228,114 km (0.1 R)
• M20: 24,670,035 km (0.118 R)
• M21: 26,203,114 km (0.107 R)
• M22: 31,814,082 km (0.09 R)
• M23: 44,695,505 km (0.04 R)
• M24: 51,567,134 km (0.109 R)
• M25: 56,084,840 km (0.052 R)
• M26: 57,018,929 km (0.107 R)
• M27: 63,446,252 km (0.113 R)
• M28: 65,898,161 km (0.098 R)
• M29: 69,051,086 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.5

Radius: 7.5

Gravity: 11.48 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 16.8 AU - 17.46 AU

Year: 24918 Days

Day: 24.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 86,373,057 km

• M1: 93,199 km (0.102 R)
• M2: 356,342 km (0.042 R)
• M3: 613,351 km (0.064 R)
• M4: 847,472 km (0.035 R)
• M5: 1,609,673 km (0.103 R)
• M6: 1,868,178 km (0.104 R)
• M7: 2,947,078 km (0.1 R)
• M8: 3,484,434 km (0.086 R)
• M9: 4,085,219 km (0.09 R)
• M10: 4,428,247 km (0.116 R)
• M11: 6,485,516 km (0.111 R)
• M12: 9,108,416 km (0.075 R)
• M13: 11,947,036 km (0.078 R)
• M14: 16,410,438 km (0.104 R)
• M15: 19,199,540 km (0.095 R)
• M16: 23,461,284 km (0.096 R)
• M17: 24,673,476 km (0.107 R)
• M18: 25,811,317 km (0.059 R)
• M19: 41,195,214 km (0.054 R)
• M20: 45,269,961 km (0.095 R)
• M21: 45,776,200 km (0.098 R)
• M22: 57,301,520 km (0.082 R)
• M23: 58,890,548 km (0.084 R)
• M24: 59,493,876 km (0.108 R)
• M25: 61,534,990 km (0.114 R)
• M26: 62,781,738 km (0.085 R)
• M27: 67,059,490 km (0.078 R)
• M28: 70,392,380 km (0.119 R)
• M29: 82,297,529 km (0.081 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 11,346 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit